38938506 has 16 divisors (see below), whose sum is σ = 78592800. Its totient is φ = 12860208.

The previous prime is 38938489. The next prime is 38938519. The reversal of 38938506 is 60583983.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29116 + ... + 30423.

It is an arithmetic number, because the mean of its divisors is an integer number (4912050).

Almost surely, 2^38938506 is an apocalyptic number.

38938506 is an abundant number, since it is smaller than the sum of its proper divisors (39654294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38938506 is a wasteful number, since it uses less digits than its factorization.

38938506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59653.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 38938506 is about 6240.0725957316. The cubic root of 38938506 is about 338.9428119436.

The spelling of 38938506 in words is "thirty-eight million, nine hundred thirty-eight thousand, five hundred six".